// only works correctly when the type is present in the cmd package.
func getHandlerName(f http.HandlerFunc, cmdType string) string {
	name := runtime.FuncForPC(reflect.ValueOf(f).Pointer()).Name()

	packageName := fmt.Sprintf("github.com/minio/minio/cmd.%s.", cmdType)
	name = strings.TrimPrefix(name, packageName)
	name = strings.TrimSuffix(name, "Handler-fm")
	name = strings.TrimSuffix(name, "-fm")

	globalBucketMetadataSys *BucketMetadataSys
	globalBucketMonitor     *bandwidth.Monitor
	globalPolicySys         *PolicySys
	globalIAMSys            *IAMSys
	globalBytePoolCap       atomic.Pointer[bpool.BytePoolCap]

	globalLifecycleSys       *LifecycleSys
	globalBucketSSEConfigSys *BucketSSEConfigSys
	globalBucketTargetSys    *BucketTargetSys
	// globalAPIConfig controls S3 API requests throttling,

// UnmarshalMsg deserializes m from the provided byte slice and returns the
// remainder of bytes.
func (m *MSS) UnmarshalMsg(bts []byte) (o []byte, err error) {
	if m == nil {
		return bts, errors.New("MSS: UnmarshalMsg on nil pointer")
	}
	if msgp.IsNil(bts) {
		bts = bts[1:]
		*m = nil
		return bts, nil
	}
	var zb0002 uint32
	zb0002, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err, "Values")

	// apiCalls should be placed first so alignment is guaranteed for atomic operations.
	apiCalls     [storageMetricLast]uint64
	apiLatencies [storageMetricLast]*lockedLastMinuteLatency
	diskID       atomic.Pointer[string]
	storage      *xlStorage
	health       *diskHealthTracker
	healthCheck  bool

	metricsCache *cachevalue.Cache[DiskMetrics]
	diskCtx      context.Context
	diskCancel   context.CancelFunc
}

package cmd

import (
	"bytes"
	"context"
	"io"
	"math/rand"
	"strconv"
	"testing"

	"github.com/dustin/go-humanize"
	"github.com/minio/minio/internal/kms"
)

// Return pointer to testOneByteReadEOF{}
func newTestReaderEOF(data []byte) io.Reader {
	return &testOneByteReadEOF{false, data}
}

// OneByteReadEOF - implements io.Reader which returns 1 byte along with io.EOF error.

// unless all have that, in which case all are preserved.
func (p serverPoolsAvailableSpace) FilterMaxUsed(max int) {
	// We aren't modifying p, only entries in it, so we don't need to receive a pointer.
	if len(p) <= 1 {
		// Nothing to do.
		return
	}
	var ok bool
	for _, z := range p {
		if z.Available > 0 && z.MaxUsedPct < max {
			ok = true
			break
		}
	}
	if !ok {

	bucketMetricNamespace    MetricNamespace = "minio_bucket"
	clusterMetricNamespace   MetricNamespace = "minio_cluster"
	healMetricNamespace      MetricNamespace = "minio_heal"
	interNodeMetricNamespace MetricNamespace = "minio_inter_node"
	nodeMetricNamespace      MetricNamespace = "minio_node"
	minioMetricNamespace     MetricNamespace = "minio"
	s3MetricNamespace        MetricNamespace = "minio_s3"
)

const (

			return nil, r.err
		}
		// Move to next block
		item, ok := <-r.queue
		if !ok {
			r.err = io.EOF
			return nil, r.err
		}
		//nolint:staticcheck // SA6002 Using pointer would allocate more since we would have to copy slice header before taking a pointer.
		r.csvDstPool.Put(r.current)
		r.current = <-item.dst
		r.err = item.err
		r.recordsRead = 0
	}
	csvRecord := r.current[r.recordsRead]
	r.recordsRead++

	ttl time.Duration

	opts Opts

	// Once can be used to initialize values for lazy initialization.
	// Should be set before calling Get().
	Once sync.Once

	// Managed values.
	valErr atomic.Pointer[struct {
		v T
		e error
	}]
	lastUpdateMs atomic.Int64
	updating     sync.Mutex
}

// New allocates a new cached value instance. Tt must be initialized with
// `.TnitOnce`.
func New[T any]() *Cache[T] {

		defer cancel()
		respBody, err := healthClient.Call(ctx, peerRESTMethodHealth, nil, nil, -1)
		xhttp.DrainBody(respBody)
		return !isNetworkError(err)
	}
	var gridConn atomic.Pointer[grid.Connection]

	return &peerRESTClient{
		host: peer, restClient: restClient, gridHost: gridHost,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.